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C63020 Bronze vs. C27200 Brass

Both C63020 bronze and C27200 brass are copper alloys. They have 64% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C63020 bronze and the bottom bar is C27200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 6.8
10 to 50
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 44
40
Shear Strength, MPa 600
230 to 320
Tensile Strength: Ultimate (UTS), MPa 1020
370 to 590
Tensile Strength: Yield (Proof), MPa 740
150 to 410

Thermal Properties

Latent Heat of Fusion, J/g 230
170
Maximum Temperature: Mechanical, °C 230
130
Melting Completion (Liquidus), °C 1070
920
Melting Onset (Solidus), °C 1020
870
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 40
120
Thermal Expansion, µm/m-K 18
20

Otherwise Unclassified Properties

Base Metal Price, % relative 29
24
Density, g/cm3 8.2
8.1
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 58
45
Embodied Water, L/kg 390
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
30 to 270
Resilience: Unit (Modulus of Resilience), kJ/m3 2320
110 to 810
Stiffness to Weight: Axial, points 8.0
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 34
13 to 20
Strength to Weight: Bending, points 27
14 to 19
Thermal Diffusivity, mm2/s 11
37
Thermal Shock Resistance, points 35
12 to 20

Alloy Composition


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Aluminum (Al), % 10 to 11
0
Chromium (Cr), % 0 to 0.050
0
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 74.7 to 81.8
62 to 65
Iron (Fe), % 4.0 to 5.5
0 to 0.070
Lead (Pb), % 0 to 0.030
0 to 0.070
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 4.2 to 6.0
0
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.3
34.6 to 38
Residuals, % 0 to 0.5
0 to 0.3